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Finding the Fourth Proportional to 48,993.21, 73,472.18 and 16,963.58

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Solution

The fourth proportional to 48,993.21, 73,472.18 and 16,963.58 is: 25,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,993.21 : 73,472.18 = 16,963.58 : x
  2. Step 2: Convert to fraction form
    48,993.21/73,472.18 = 16,963.58/x
  3. Step 3: Cross multiply
    48,993.21x = 73,472.18 × 16,963.58
  4. Step 4: Simplify right side
    48,993.21x = 1,246,351,302.07
  5. Step 5: Solve for x
    x = 1,246,351,302.07/48,993.21
  6. Step 6: Final answer
    x = 25,439.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.